The MuveAcoustics Evoke MA-1999FB feature a Bluetooth 4.0 and multi-device pairing capability. It also supports Bluetooth Class 2 with up to 4 dam transmission power – equipping it with a range of 10 meters from the paired device. These wireless headphones run on a lithium-ion battery with a full recharge time of 2.5 hours giving it up to 18 hours playback time. It also comes with a multi-functional detachable cable with integrated playback, volume, and phone-call control as well. You can also toggle between two paired devices at the touch of a button.